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Deffense [45]
3 years ago
12

Two of the nitrogen bases are single ring structures known as

Biology
1 answer:
Blizzard [7]3 years ago
4 0
Single ring structures known as pyrimidines
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If sugar causes cavities, then people who eat a lot of candy may be more prone to cavities.

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Plants have evolved several adaptations to life on land, including embryo retention, a cuticle, stomata, and vascular tissue.

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box 4, because it has more atoms in the same amount of space

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Where does the energy come from to make ATP at the chloroplast
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